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%I #5 Jun 01 2012 16:17:53
%S 1,2,4,5,9,10,16,17,25,28,36,41,49,58,64,77,81,100,121,129,144,160,
%T 169,196,197,225,238,256,281,289,324,328,361,381,400,440,441,484,501,
%U 529,568,576,625,639,676,712,729,784,791,841,874,900,961,963,1024,1060,1089,1156,1161,1225,1264,1296,1369,1371,1444,1480,1521,1593,1600,1681,1720,1764
%N Union of positive squares and sums of first k primes.
%C If S_k denotes sum of the first k primes (A007504(n)), there is a square strictly between S_k and S_{k+1} for all k.
%D R. Honsberger, Problem 88, The Sums of the Primes, Mathematical Morsels, MAA, 1978, pp. 221-222.
%Y Union of A000290 and A007504.
%K nonn
%O 1,2
%A _N. J. A. Sloane_, Jun 01 2012
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